Data through June 2026
Running cost · Computer Monitors · ENERGY STAR certified
ASUS VY229
The ASUS VY229's certified consumption is 40 kWh per year, which prices out to about $7.29 at the national average rate — your hours of use scale that directly. Compared with the median certified computer monitor, it uses 12% less electricity — rank 491 out of 1530. The same unit costs $5.21 a year in Nevada but $21 in Hawaii — electricity rates, not the appliance, make the difference.
Estimated annual running cost · U.S. average rate 18.3¢/kWh
$7.29/yr
- Per month
- $0.61
- Per day
- 2¢
- Certified use
- 40 kWh/yr
- Screen size
- 21.5 in
- Panel
- TFT LCD
- On-mode power
- 12.69 W
- Sleep-mode power
- 0.15 W
What it costs in every state
| State | Rate ¢/kWh | This model $/yr | Relative cost |
|---|---|---|---|
| Alabama | 16.4¢ | $6.52 | |
| Alaska | 28.2¢ | $11 | |
| Arizona | 15.2¢ | $6.04 | |
| Arkansas | 14.1¢ | $5.62 | |
| California | 34.7¢ | $14 | |
| Colorado | 17.1¢ | $6.81 | |
| Connecticut | 24.3¢ | $9.67 | |
| Delaware | 19.3¢ | $7.67 | |
| District of Columbia | 24.4¢ | $9.70 | |
| Florida | 15.1¢ | $6.01 | |
| Georgia | 16.4¢ | $6.51 | |
| Hawaiipriciest | 52.7¢ | $21 | |
| Idaho | 14.4¢ | $5.71 | |
| Illinois | 19.9¢ | $7.91 | |
| Indiana | 17.5¢ | $6.96 | |
| Iowa | 15.9¢ | $6.34 | |
| Kansas | 15.7¢ | $6.25 | |
| Kentucky | 14.3¢ | $5.67 | |
| Louisiana | 13.5¢ | $5.36 | |
| Maine | 29.6¢ | $12 | |
| Maryland | 21.8¢ | $8.69 | |
| Massachusetts | 29.6¢ | $12 | |
| Michigan | 23.0¢ | $9.14 | |
| Minnesota | 17.5¢ | $6.97 | |
| Mississippi | 14.9¢ | $5.92 | |
| Missouri | 16.2¢ | $6.45 | |
| Montana | 15.1¢ | $6.02 | |
| Nebraska | 13.3¢ | $5.27 | |
| Nevadacheapest | 13.1¢ | $5.21 | |
| New Hampshire | 27.0¢ | $11 | |
| New Jersey | 24.9¢ | $9.92 | |
| New Mexico | 15.1¢ | $5.99 | |
| New York | 29.5¢ | $12 | |
| North Carolina | 14.7¢ | $5.86 | |
| North Dakota | 14.1¢ | $5.62 | |
| Ohio | 19.2¢ | $7.63 | |
| Oklahoma | 14.3¢ | $5.70 | |
| Oregon | 16.3¢ | $6.49 | |
| Pennsylvania | 21.7¢ | $8.64 | |
| Rhode Island | 29.2¢ | $12 | |
| South Carolina | 15.6¢ | $6.18 | |
| South Dakota | 15.4¢ | $6.11 | |
| Tennessee | 14.1¢ | $5.60 | |
| Texas | 15.9¢ | $6.34 | |
| Utah | 13.4¢ | $5.32 | |
| Vermont | 24.4¢ | $9.72 | |
| Virginia | 17.2¢ | $6.85 | |
| Washington | 14.9¢ | $5.93 | |
| West Virginia | 15.4¢ | $6.14 | |
| Wisconsin | 19.6¢ | $7.78 | |
| Wyoming | 15.2¢ | $6.06 |
Certified models closest in efficiency
| Model | kWh/yr | $/yr (US avg) |
|---|---|---|
| ASUS VA27D | 40 | $7.30 |
| V7 L270V1-N | 40 | $7.30 |
| ViewSonic VS18521 | 40 | $7.30 |
| ViewSonic VS18813 | 40 | $7.29 |
| Acer XF270U | 40 | $7.28 |
| DELL S2725HSMt | 40 | $7.28 |
Run your own numbers
Your rate, your numbers
- Per day
- 2¢
- Per month
- $0.61
- Per year
- $7.34
40 kWh/yr × 18.3¢/kWh = $7.34/yr
Prefilled with this model's certified 40 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh (TEC) assumes the monitor is on 35% of the day and asleep the other 65%, per the ENERGY STAR test basis.
Questions, answered with the data
- How much electricity does the ASUS VY229 use?
- ENERGY STAR certifies the ASUS VY229 at 40 kWh per year. The certified annual kWh (TEC) assumes the monitor is on 35% of the day and asleep the other 65%, per the ENERGY STAR test basis.
- How much does the ASUS VY229 cost to run per month?
- About $0.61 a month at the U.S. average residential rate (18.3¢/kWh) — 2¢ a day, or $7.29 a year. Your state's rate moves this up or down; see the table above.
- Is the ASUS VY229 energy efficient?
- It uses 12% less electricity than the median certified computer monitor, placing it in the efficient third of certified models.
- What does the ASUS VY229 cost to run in the cheapest vs. priciest state?
- At current residential rates it costs about $5.21 a year in Nevada (13.1¢/kWh) and $21 in Hawaii (52.7¢/kWh).